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CHIME/FRBPublic data

FRB 20230811A

One-off burst

Event ID
309897313
Arrival, 400 MHz
2023-08-11 02:00:38.695 UTC
Right ascension
228.252°
Declination
36.873°

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Localization

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Waterfall

Notes

  • The pulse emission region was extended during fluence estimation.

Position

ra
228.252± 0.042degrees
dec
36.873± 0.113degrees
gl
59.99degrees
gb
58.65degrees

Detection and dispersion

bonsai_snr
100.7
snr_fitb
135.6
bonsai_dm
357.9pc cm⁻³
dm_fitb
358.3208± 0.00047pc cm⁻³
dm_exc_ne2001
334.4pc cm⁻³
dm_exc_ymw16
334.9pc cm⁻³

Arrival time

mjd_400
60167.083781190086± 4.97 × 10⁻¹¹MJD
mjd_inf
60167.08367374235± 1.52 × 10⁻¹⁰MJD

Burst shape

bc_width
0.00197s
width_fitb
0.000343± 0.0000017s
scat_time
0.000000s

Flux and spectrum

flux
6.98± 2.30Jy
fluence
10.88± 3.75Jy ms
peak_freq
400.2MHz
low_freq
400.2MHz
high_freq
800.2MHz
sp_idx
-1.53± 0.14
sp_run
-1.62± 0.24

Exposure and fluence thresholds

exp_up
127.01± 18.38hour
exp_low
0.00± 0.00hour
low_ft_68
—
up_ft_68
0.9Jy ms
low_ft_95
—
up_ft_95
1.5Jy ms

Fit quality

chi_sq
1716136.576
dof
1734528
flag_frac
0.346